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add coap client function

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This commit is contained in:
Harald Pichler 2016-09-20 21:20:34 +02:00
parent 5de29079ae
commit 28f2b2caa8
1 changed files with 35 additions and 0 deletions
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35
examples/osd/triggerbaord/sketch.pde
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@ -13,6 +13,7 @@
extern "C" {
#include "arduino-process.h"
#include "rest-engine.h"
#include "er-coap-engine.h"
#include "net/netstack.h"
#include "dev/button-sensor.h"
@ -31,6 +32,17 @@ uint8_t bled_pin=7;
uint8_t bled_status;
}
#define REMOTE_PORT UIP_HTONS(COAP_DEFAULT_PORT)
// should be the same :-)
#define UIP_NTOHS(x) UIP_HTONS(x)
#define SERVER_NODE(ip) \
uip_ip6addr(ip,0xfe80,0,0,0,0,0,0,0x01)
uip_ipaddr_t server_ipaddr, tmp_addr;
char server_resource [20] = "button";
extern int32_t event_counter;
void setup (void)
{
// switch off the led
@ -45,6 +57,7 @@ void setup (void)
SENSORS_ACTIVATE(button_sensor);
// init coap resourcen
rest_init_engine ();
SERVER_NODE (&server_ipaddr);
#pragma GCC diagnostic ignored "-Wwrite-strings"
rest_activate_resource (&res_led, "s/led");
rest_activate_resource (&res_bled, "s/bled");
@ -53,9 +66,31 @@ void setup (void)
rest_activate_resource(&res_event, "s/button");
#pragma GCC diagnostic pop
// mcu_sleep_set(64);
NETSTACK_MAC.off(1);
}
int coap_server_post(void)
{
static coap_packet_t request [1]; /* Array: treat as pointer */
char buf [9];
coap_transaction_t *transaction;
int buttonstate = button_sensor.value(0);
sprintf (buf, "state=%d&event=%lu",buttonstate,event_counter);
// printf ("%s\n", buf);
coap_init_message (request, COAP_TYPE_NON, COAP_PUT, 0);
coap_set_header_uri_path (request, server_resource);
coap_set_header_content_format (request, REST.type.TEXT_PLAIN);
coap_set_payload (request, buf, strlen (buf));
request->mid = coap_get_mid ();
transaction = coap_new_transaction
(request->mid, &server_ipaddr, REMOTE_PORT);
transaction->packet_len = coap_serialize_message
(request, transaction->packet);
coap_send_transaction (transaction);
return 0;
}
void loop (void)
{